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- Mollusca (132 791)
- Subphylum Aculifera
- Subphylum Conchifera
- Subphylum Placophora accepted as Polyplacophora
- Superclass Aplacophora
- Class Amphineura accepted as Aculifera
- Class Bivalvia (25 009)
- Subclass Autobranchia (23 295)
- Infraclass Heteroconchia (16 637)
- Subterclass Archiheterodonta (1 208)
- Subterclass Euheterodonta (11 356)
- Superorder Anomalodesmata (987)
- Superorder Imparidentia (10 336)
- Order Adapedonta (260)
- Order Cardiida (3 055)
- Order Galeommatida (791)
- Order Gastrochaenida (43)
- Order Hiatellida represented as Adapedonta
- Order Hippuritida † (321)
- Order Lucinida (997)
- Order Megalodontida † (141)
- Order Modiomorphida † (94)
- Order Myacea accepted as Myida
- Order Myida (924)
- Order Sphaeriida (662)
- Order Venerida (2 821)
- Superfamily Arcticoidea R. B. Newton, 1891 (1844) (67)
- Superfamily Chamoidea Lamarck, 1809 (105)
- Superfamily Corbiculoidea J. E. Gray, 1847 accepted as Cyrenoidea J. E. Gray, 1840
- Superfamily Cyrenoidea J. E. Gray, 1840 (441)
- Superfamily Cyrenoidoidea H. Adams & A. Adams, 1857 (1853) accepted as Cyrenoidea J. E. Gray, 1840
- Superfamily Glossoidea J. E. Gray, 1847 (1840) (218)
- Superfamily Hemidonacoidea Scarlato & Starobogatov, 1971 (7)
- Superfamily Mactroidea Lamarck, 1809 (372)
- Superfamily Opokielloidea Kanev, 1983 † (10)
- Superfamily Palaeanodontoidea Modell, 1964 † accepted as Palaeomuteloidea Lahusen, 1897 †
- Superfamily Prilukielloidea Starobogatov, 1970 † (59)
- Superfamily Ungulinoidea J. E. Gray, 1854 (159)
- Superfamily Veneracea accepted as Veneroidea Rafinesque, 1815
- Superfamily Veneroidea Rafinesque, 1815 (1 383)
- Family Bernardinidae Keen, 1969 accepted as Neoleptonidae Thiele, 1934
- Family Callocardiidae Dall, 1895 accepted as Callocardiinae Dall, 1895
- Family Chionidae Frizzell, 1936 accepted as Chioninae Frizzell, 1936
- Family Clementiidae Frizzell, 1936 accepted as Clementiinae Frizzell, 1936
- Family Cooperellidae Dall, 1900 accepted as Petricolinae A. d'Orbigny, 1840
- Family Dosiniidae Deshayes, 1853 † accepted as Dosiniinae Deshayes, 1853
- Family Gafrariidae Korobkov, 1954 accepted as Gouldiinae R. B. Stewart, 1930
- Family Isocyprinidae R. N. Gardner, 2005 † (4)
- Family Meretricidae J. E. Gray, 1847 accepted as Meretricinae J. E. Gray, 1847
- Family Mysiidae J. E. Gray, 1854 accepted as Petricolinae A. d'Orbigny, 1840
- Family Neoleptonidae Thiele, 1934 (61)
- Family Oncophoridae Davitashvili, 1934 † accepted as Tapetinae J. E. Gray, 1851
- Family Petricolidae A. d'Orbigny, 1840 accepted as Petricolinae A. d'Orbigny, 1840
- Family Rzehakiidae Korobkov, 1954 † accepted as Tapetinae J. E. Gray, 1851
- Family Sunettidae Stoliczka, 1870 accepted as Sunettinae Stoliczka, 1870
- Family Turtoniidae W. Clark, 1855 accepted as Turtoniinae W. Clark, 1855
- Family Veneridae Rafinesque, 1815 (1 318)
- Subfamily Arteminae F. W. Hutton, 1880 accepted as Dosiniinae Deshayes, 1853
- Subfamily Callistinae T. Habe & Kosuge, 1967 accepted as Callocardiinae Dall, 1895
- Subfamily Callocardiinae Dall, 1895 (318)
- Subfamily Chioninae Frizzell, 1936 accepted as Venerinae Rafinesque, 1815
- Subfamily Circinae Dall, 1895 accepted as Gouldiinae R. B. Stewart, 1930
- Subfamily Clementiinae Frizzell, 1936 (14)
- Subfamily Cyclininae Frizzell, 1936 (10)
- Subfamily Cythereinae J. E. Gray, 1838 accepted as Meretricinae J. E. Gray, 1847
- Subfamily Dosiniinae Deshayes, 1853 (158)
- Subfamily Gemminae Dall, 1895 (3)
- Subfamily Gouldiinae R. B. Stewart, 1930 (63)
- Subfamily Lioconchinae Habe, 1977 accepted as Callocardiinae Dall, 1895
- Subfamily Mclellaniinae D. Wilson, 1983 † accepted as Chioninae Frizzell, 1936
- Subfamily Meretricinae J. E. Gray, 1847 (87)
- Subfamily Meroinae Tryon, 1884 accepted as Sunettinae Stoliczka, 1870
- Subfamily Paphiinae Finlay, 1928 accepted as Tapetinae J. E. Gray, 1851
- Subfamily Petricolinae A. d'Orbigny, 1840 (53)
- Subfamily Pitarinae R. B. Stewart, 1930 accepted as Callocardiinae Dall, 1895 (6)
- Subfamily Samarangiinae Keen, 1969 (4)
- Subfamily Sunettinae Stoliczka, 1870 (22)
- Subfamily Tapetinae J. E. Gray, 1851 (171)
- Subfamily Turtoniinae W. Clark, 1855 (1)
- Subfamily Venerinae Rafinesque, 1815 (372)
- Genus Ameghinomya Ihering, 1907 (7)
- Genus Anomalocardia Schumacher, 1817 (7)
- Genus Anomalodiscus Dall, 1902 (1)
- Genus Antigona Schumacher, 1817 (13)
- Genus Antinioche Olsson, 1961 accepted as Leukoma Römer, 1857
- Genus Austrovenus H. J. Finlay, 1926 (3)
- Genus Bassina Jukes-Browne, 1914 (12)
- Genus Callanaitis Iredale, 1917 accepted as Bassina (Callanaitis) Iredale, 1917
- Genus Callithaca Dall, 1902 (1)
- Genus Chamelea Mörch, 1853 (4)
- Genus Chione Megerle von Mühlfeld, 1811 (27)
- Subgenus Chione (Anomalocardia) Schumacher, 1817 accepted as Anomalocardia Schumacher, 1817
- Subgenus Chione (Chamelea) Mörch, 1853 accepted as Chamelea Mörch, 1853
- Subgenus Chione (Chione) Megerle von Mühlfeld, 1811 represented as Chione Megerle von Mühlfeld, 1811
- Subgenus Chione (Chionista) Keen, 1958 accepted as Chionista Keen, 1958
- Subgenus Chione (Chionopsis) Olsson, 1932 accepted as Chionopsis Olsson, 1932
- Subgenus Chione (Hinemoana) Marwick, 1927 † accepted as Hinemoana Marwick, 1927 †
- Subgenus Chione (Lirophora) Conrad, 1863 accepted as Lirophora Conrad, 1863
- Subgenus Chione (Nioche) Hertlein & A. M. Strong, 1948 accepted as Nioche Hertlein & A. M. Strong, 1948
- Subgenus Chione (Notochione) Hertlein & A. M. Strong, 1948 accepted as Notochione Hertlein & A. M. Strong, 1948
- Subgenus Chione (Omphaloclathrum) Mörch, 1853 accepted as Antigona Schumacher, 1817
- Subgenus Chione (Timoclea) T. Brown, 1827 represented as Timoclea T. Brown, 1827
- Species Chione (Timoclea) concinna Viader, 1951 accepted as Timoclea concinna (Viader, 1951)
- Species Chione (Timoclea) crassisquamata Prashad, 1932 accepted as Timoclea crassisquamata (Prashad, 1932)
- Species Chione (Timoclea) dimorphophylla Tate, 1885 † accepted as Proxichione dimorphophylla (Tate, 1885) †
- Species Chione (Timoclea) erythraea Selli, 1974 † accepted as Timoclea djiboutiensis (Jousseaume, 1894)
- Species Chione (Timoclea) grus (Holmes, 1858) accepted as Chioneryx grus (Holmes, 1858)
- Species Chione (Timoclea) hormophora Tate, 1885 † accepted as Proxichione hormophora (Tate, 1885) †
- Species Chione (Timoclea) pectorina (Lamarck, 1818) accepted as Leukoma pectorina (Lamarck, 1818)
- Species Chione (Timoclea) pertincta Dall, 1902 accepted as Leukoma pertincta (Dall, 1902)
- Species Chione (Timoclea) siamensis Lynge, 1909 accepted as Timoclea siamensis (Lynge, 1909)
- Species Chione (Timoclea) tacaguana Weisbord, 1964 † accepted as Timoclea tacaguana (Weisbord, 1964) †
- Subgenus Chione (Ventricoloidea) Sacco, 1900 accepted as Venus (Ventricoloidea) Sacco, 1900
- Species Chione accuminata F. W. Hutton, 1873 † accepted as Hinemoana acuminata (F. W. Hutton, 1873) †
- Species Chione allisoni Hertlein & U. S. Grant, 1972 accepted as Chione californiensis (Broderip, 1835)
- Species Chione ambigua Deshayes, 1853 accepted as Eumarcia paupercula (Holten, 1802)
- Species Chione antiqua (P. P. King, 1832) accepted as Ameghinomya antiqua (P. P. King, 1832)
- Species Chione argentina (Ihering, 1897) † accepted as Ameghinomya argentina (Ihering, 1897) †
- Species Chione assimilis F. W. Hutton, 1873 † accepted as Tawera assimilis (F. W. Hutton, 1873) †
- Species Chione aucklandica A. W. B. Powell, 1932 accepted as Austrovenus stutchburyi (W. Wood, 1828)
- Species Chione auriculata Bartrum, 1919 † accepted as Pteromyrtea auriculata (Bartrum, 1919) †
- Species Chione californiensis (Broderip, 1835)
- Species Chione calophylla (R. A. Philippi, 1836) accepted as Placamen lamellatum (Röding, 1798)
- Species Chione cancellata (Linnaeus, 1767)
- Species Chione capricornea Hedley, 1908 accepted as Globivenus capricornea (Hedley, 1908)
- Species Chione casinaeformis Yokoyama, 1926 †
- Species Chione cassinaeformis Yokoyama, 1926 † accepted as Venus cassinaeformis (Yokoyama, 1926)
- Species Chione chiloensis (R. A. Philippi, 1845) accepted as Petricola chiloensis R. A. Philippi, 1845
- Species Chione chiloensis (R. A. Philippi, 1887) † accepted as Ameghinomya chiloensis (R. A. Philippi, 1887) †
- Species Chione chitaniana Yokoyama, 1926 †
- Species Chione circinata (Born, 1778) accepted as Lamelliconcha circinata (Born, 1778)
- Species Chione clenchi Pulley, 1952 accepted as Lirophora obliterata (Dall, 1902)
- Species Chione cognata Pritchard, 1903 † accepted as Proxichione cognata (Pritchard, 1903) †
- Species Chione compta (Broderip, 1835)
- Species Chione cortinaria (Rogers, 1837) †
- Species Chione crassitesta H. J. Finlay, 1924 † accepted as Austrovenus stutchburyi (W. Wood, 1828)
- Species Chione crebra F. W. Hutton, 1873 accepted as Dosina mactracea (Broderip, 1835)
- Species Chione curiosa W. H. Turton, 1932 accepted as Timoclea mindanensis (E. A. Smith, 1885)
- Species Chione dalliana Maury, 1912 †
- Species Chione despecta Hedley, 1904 accepted as Bathycorbis despecta (Hedley, 1904)
- Species Chione dictua Tate, 1887 † accepted as Tawera dictua (Tate, 1887) †
- Species Chione dijki (K. Martin, 1885) †
- Species Chione dysera (Linnaeus, 1758)
- Species Chione elevata (Say, 1822)
- Species Chione embrithes Melvill & Standen, 1899 accepted as Globivenus embrithes (Melvill & Standen, 1899)
- Species Chione erosa Dall, 1903 †
- Species Chione erythraea Selli, 1974 accepted as Timoclea djiboutiensis (Jousseaume, 1894)
- Species Chione etheridgei Pritchard, 1903 † accepted as Proxichione etheridgei (Pritchard, 1903) †
- Species Chione euglypta G. B. Sowerby III, 1914 accepted as Leukoma euglypta (G. B. Sowerby III, 1914)
- Species Chione foliacea (R. A. Philippi, 1846) accepted as Placamen foliaceum (R. A. Philippi, 1846)
- Species Chione fuegiensis E. A. Smith, 1905 accepted as Tawera elliptica (Lamarck, 1818)
- Species Chione gibbosa F. W. Hutton, 1873 accepted as Tawera spissa (Deshayes, 1835)
- Species Chione gibbosula Deshayes, 1854 accepted as Chionista fluctifraga (G. B. Sowerby II, 1853)
- Species Chione gorgona Pilsbry & Olsson, 1941 accepted as Lirophora mariae (A. d'Orbigny, 1846)
- Species Chione grus (Holmes, 1858) accepted as Chioneryx grus (Holmes, 1858)
- Species Chione guatulcoensis Hertlein & A. M. Strong, 1948
- Species Chione guppyana Gabb, 1873 †
- Species Chione guppyana Maury, 1912 † accepted as Chione dalliana var. guppyana Maury, 1912 †
- Species Chione halli Pritchard, 1895 †
- Species Chione hallii Tate, 1900 † accepted as Tawera halli (Pritchard, 1895) †
- Species Chione hizenensis Pilsbry, 1904 accepted as Timoclea costellifera (A. Adams & Reeve, 1850)
- Species Chione hypopta Sturany, 1899 accepted as Timoclea hypopta (Sturany, 1899)
- Species Chione idiomorpha (O. Boettger, 1883) †
- Species Chione intapurpurea (Conrad, 1849) accepted as Chionopsis intapurpurea (Conrad, 1849)
- Species Chione jamaniana Pilsbry & Olsson, 1941 accepted as Chionopsis amathusia (R. A. Philippi, 1844)
- Species Chione kergueleni Tate, 1900 † accepted as Paleomarcia kergueleni (Tate, 1900) †
- Species Chione kroensis (O. Boettger, 1883) †
- Species Chione laciniosa Weisbord, 1964 †
- Species Chione laetifica (Yokoyama, 1928) †
- Species Chione laticostata Odhner, 1917 accepted as Tawera laticostata (Odhner, 1917)
- Species Chione latilirata (Conrad, 1841) accepted as Lirophora latilirata (Conrad, 1841) †
- Species Chione listeri (J. E. Gray, 1838) accepted as Periglypta listeri (J. E. Gray, 1838)
- Species Chione lordi Baird, 1863 accepted as Nutricola lordi (Baird, 1863)
- Species Chione mamoensis Weisbord, 1964 †
- Species Chione manabia Pilsbry & Olsson, 1941 accepted as Chionopsis gnidia (Broderip & G. B. Sowerby I, 1829)
- Species Chione marica (Linnaeus, 1758) accepted as Timoclea marica (Linnaeus, 1758)
- Species Chione mazyckii Dall, 1902
- Species Chione mekranica Melvill, 1897
- Species Chione meridionalis Oldroyd, 1921 accepted as Chione compta (Broderip, 1835)
- Species Chione metodon Pilsbry & H. N. Lowe, 1932 accepted as Leukoma metodon (Pilsbry & H. N. Lowe, 1932)
- Species Chione micra Pilsbry, 1904 accepted as Timoclea micra (Pilsbry, 1904)
- Species Chione minor Nowell-Usticke, 1969
- Species Chione mitis Deshayes, 1853 accepted as Tawera coelata (Menke, 1843)
- Species Chione montezuma Pilsbry & H. N. Lowe, 1932 accepted as Chionopsis pulicaria (Broderip, 1835)
- Species Chione morgani Marwick, 1924 † accepted as Placamen morgani (Marwick, 1924) †
- Species Chione multilamellata Tate, 1887 † accepted as Dosina multilamellata (Tate, 1887) †
- Species Chione obliterata Dall, 1902 accepted as Lirophora obliterata (Dall, 1902)
- Species Chione obovalis Deshayes, 1853 accepted as Tawera elliptica (Lamarck, 1818)
- Species Chione pailasana Weisbord, 1964 †
- Species Chione paphia (Linnaeus, 1767) accepted as Lirophora paphia (Linnaeus, 1767)
- Species Chione pappia [sic] accepted as Chione paphia (Linnaeus, 1767)
- Species Chione patagonica (R. A. Philippi, 1887) †
- Species Chione pectiniformis (K. Martin, 1885) †
- Species Chione permagna Tate, 1900 † accepted as Frigichione permagna (Tate, 1900) †
- Species Chione picta Willett, 1944 accepted as Chioneryx squamosa (P. P. Carpenter, 1857)
- Species Chione portesiana (A. d'Orbigny, 1942) accepted as Leukoma subrostrata (Lamarck, 1818)
- Species Chione procancellata Mansfield, 1932 †
- Species Chione propinqua Tenison Woods, 1877 † accepted as Tawera propinqua (Tenison Woods, 1877) †
- Species Chione puerpera (Linnaeus, 1771) accepted as Periglypta puerpera (Linnaeus, 1771)
- Species Chione pulchella H. Adams, 1870 accepted as Herouvalia pulchella (H. Adams, 1870)
- Species Chione punctigera (Dautzenberg & H. Fischer, 1906) accepted as Clausinella punctigera (Dautzenberg & H. Fischer, 1906)
- Species Chione purpurissata Dall, 1902 accepted as Chionopsis lilacina (P. P. Carpenter, 1864)
- Species Chione recognita (E. A. Smith, 1886) accepted as Timoclea subnodulosa (Hanley, 1845)
- Species Chione regularis Deshayes, 1853 accepted as Marcia japonica (Gmelin, 1791)
- Species Chione rembangensis (Pannekoek, 1936) †
- Species Chione reticulata (Linnaeus, 1758) accepted as Periglypta reticulata (Linnaeus, 1758)
- Species Chione retroversa Deshayes, 1853 accepted as Placamen retroversum (Deshayes, 1853)
- Species Chione roberti Pritchard, 1906 † accepted as Paleomarcia roberti (Pritchard, 1906) †
- Species Chione rodulfi Frassinetti & Covacevich, 1993 †
- Species Chione ruderata Deshayes, 1853 accepted as Leukoma staminea (Conrad, 1837)
- Species Chione scandularis Hedley, 1909 accepted as Timoclea scandularis (Hedley, 1909)
- Species Chione sechuntana G. D. Hanna & Israelsky, 1925 †
- Species Chione seymourensis Dall & Ochsner, 1928 †
- Species Chione siamensis Lynge, 1909 accepted as Timoclea siamensis (Lynge, 1909)
- Species Chione similicentrifuga Viader, 1951 accepted as Tawera similicentrifuga (Viader, 1951)
- Species Chione simillima (G. B. Sowerby II, 1853) accepted as Chione undatella (G. B. Sowerby I, 1835)
- Species Chione sobieskii (Hilber, 1882) † accepted as Timoclea sobieskii (Hilber, 1882) †
- Species Chione speighti Suter, 1913 † accepted as Bassina speighti (Suter, 1913) †
- Species Chione sphaericula (Deshayes, 1853) accepted as Tawera sphaericula (Deshayes, 1853)
- Species Chione striatissima (G. B. Sowerby II, 1852) accepted as Dosinia lucinalis (Lamarck, 1818)
- Species Chione stutchburyi (W. Wood, 1828) accepted as Austrovenus stutchburyi (W. Wood, 1828)
- Species Chione subimbricata (G. B. Sowerby I, 1835)
- Species Chione subrostrata (Lamarck, 1818) accepted as Leukoma subrostrata (Lamarck, 1818)
- Species Chione subsulcata Suter, 1905 † accepted as Tawera subsulcata (Suter, 1905) †
- Species Chione tacaguana Weisbord, 1964 † accepted as Timoclea tacaguana (Weisbord, 1964) †
- Species Chione toreuma (A. Gould, 1850) accepted as Globivenus toreuma (A. Gould, 1850)
- Species Chione traftoni Pilsbry & Olsson, 1941 accepted as Chionopsis ornatissima (Broderip, 1835)
- Species Chione trigonalis (K. Martin, 1883) † accepted as Timoclea trigonalis (K. Martin, 1883) †
- Species Chione tumens A. E. Verrill, 1870
- Species Chione undatella (G. B. Sowerby I, 1835)
- Species Chione ustulata Deshayes, 1853 accepted as Marcia recens (Holten, 1802)
- Species Chione vellicata F. W. Hutton, 1873 † accepted as Kuia vellicata (F. W. Hutton, 1873) †
- Species Chione volckmanni (R. A. Philippi, 1887) † accepted as Ameghinomya volckmanni (R. A. Philippi, 1887) †
- Genus Chioneryx Iredale, 1924 (5)
- Genus Chionista Keen, 1958 (1)
- Genus Chionopsis Olsson, 1932 (16)
- Genus Circomphalus Mörch, 1853 (4)
- Genus Circumphalus [sic] † accepted as Circomphalus Mörch, 1853
- Genus Clausinella J. E. Gray, 1851 (3)
- Genus Dosina J. E. Gray, 1835 (9)
- Genus Eurhomalea Cossmann, 1920 (3)
- Genus Globivenus Coen, 1934 (24)
- Genus Hinemoana Marwick, 1927 † (1)
- Genus Humilaria U. S. Grant & Gale, 1931 (1)
- Genus Iliochione Olsson, 1961 (1)
- Genus Kuia Marwick, 1927 † (3)
- Genus Leukoma Römer, 1857 (24)
- Genus Lirophora Conrad, 1863 (13)
- Genus Marama Marwick, 1927 † (13)
- Genus Mercenaria Schumacher, 1817 (8)
- Genus Panchione Olsson, 1964 (1)
- Genus Paphonotia Hertlein & A. M. Strong, 1948 (2)
- Genus Parvivenus Sacco, 1900 † accepted as Timoclea T. Brown, 1827
- Genus Periglypta Jukes-Browne, 1914 (9)
- Genus Placamen Iredale, 1925 (15)
- Genus Plurigens Finlay, 1930 accepted as Tawera Marwick, 1927
- Genus Protocallithaca Nomura, 1937 (1)
- Genus Proxichione Iredale, 1929 (10)
- Genus Puberella Fischer-Piette & Vukadinovic, 1977 accepted as Chionopsis Olsson, 1932
- Genus Pullastra G. B. Sowerby I, 1826 accepted as Venerupis Lamarck, 1818
- Genus Retrotapes del Rio, 1997 (12)
- Genus Rhomalea Jukes-Browne, 1914 accepted as Eurhomalea Cossmann, 1920
- Genus Tawera Marwick, 1927 (31)
- Genus Tigammona Iredale, 1930 accepted as Antigona Schumacher, 1817
- Genus Timoclea T. Brown, 1827 (42)
- Genus Turia Marwick, 1927 † (4)
- Genus Ventricolaria Keen, 1954 accepted as Globivenus Coen, 1934
- Genus Venus Linnaeus, 1758 (41)
- Genus Zucleica Leach, 1852 † accepted as Clausinella J. E. Gray, 1851
- Genus Acritopaphia Iredale, 1936 accepted as Paphia Röding, 1798
- Genus Ampithaea Leach, 1852 accepted as Dosinia Scopoli, 1777
- Genus Anaitis Römer, 1857 accepted as Placamen Iredale, 1925
- Genus Aphrodina Conrad, 1869 † (3)
- Genus Arctoe Risso, 1826 accepted as Dosinia Scopoli, 1777
- Genus Artemis Conrad, 1831 accepted as Dosinia Scopoli, 1777
- Genus Artemis Poli [auctt.] accepted as Arthemis Poli, 1791
- Genus Arthemiderma Poli, 1795 accepted as Dosinia Scopoli, 1777
- Genus Arthemis Poli, 1791 accepted as Dosinia Scopoli, 1777
- Genus Asa Basterot, 1825 accepted as Dosinia (Asa) Basterot, 1825
- Genus Atopodonta Cossmann, 1886 † accepted as Callocardia (Atopodonta) Cossmann, 1886 †
- Genus Aureitapes Chiamenti, 1900 accepted as Polititapes Chiamenti, 1900
- Genus Austrocardilanx R. N. Gardner, 2005 † (2)
- Genus Callicistronia Dall, 1883 accepted as Parastarte Conrad, 1862
- Genus Callistina Jukes-Browne, 1908 † (2)
- Genus Callistinae F. Nordsieck, 1969 accepted as Callocardiinae Dall, 1895
- Genus Callizona Jukes-Browne, 1913 accepted as Transennella Dall, 1884
- Genus Callizonata Strand, 1928 accepted as Transennella Dall, 1884
- Genus Chione J. E. Gray, 1838 accepted as Callista Poli, 1791 (3)
- Genus Clausina T. Brown, 1827 accepted as Venus Linnaeus, 1758
- Genus Cockburnia Zinsmeister, 1984 † (1)
- Genus Colonche Olsson, 1961 accepted as Leukoma Römer, 1857
- Genus Crassivenus Perkins, 1869 accepted as Mercenaria Schumacher, 1817
- Genus Crista Römer, 1857 accepted as Gafrarium Röding, 1798
- Genus Cryptogramma Mörch, 1853 accepted as Anomalocardia Schumacher, 1817
- Genus Cryptonemella Kuroda & Habe, 1951 accepted as Cryptonema Jukes-Browne, 1914
- Genus Cyaneitapes Chiamenti, 1900 accepted as Polititapes Chiamenti, 1900
- Genus Cyclorisma Dall, 1902 † (1)
- Genus Cytherea Röding, 1798 accepted as Periglypta Jukes-Browne, 1914 (1)
- Genus Dione J. E. Gray, 1847 accepted as Hysteroconcha Dall, 1902
- Genus Dosinella Dall, 1902 accepted as Dosinia (Dosinella) Dall, 1902
- Genus Dosinidia Dall, 1902 accepted as Dosinia Scopoli, 1777
- Genus Dosinisca Dall, 1902 accepted as Dosinia Scopoli, 1777
- Genus Dosinorbis Dall, 1902 accepted as Dosinia Scopoli, 1777
- Genus Dosinula H. J. Finlay, 1926 accepted as Dosina J. E. Gray, 1835
- Genus Eocyclina Dall, 1908 accepted as Cyclina Deshayes, 1850
- Genus Ergenica Goncharova, 1981 † (1)
- Genus Eurhomalia [sic] accepted as Eurhomalea Cossmann, 1920
- Genus Eusalacia Cossmann, 1920 accepted as Callanaitis Iredale, 1917
- Genus Eutapes Chiamenti, 1900 accepted as Paphia Röding, 1798
- Genus Euterentia Cossmann, 1920 accepted as Kyrina Jousseaume, 1894
- Genus Exoleta T. Brown, 1827 accepted as Dosinia Scopoli, 1777
- Genus Fallartemis Iredale, 1930 accepted as Dosinia (Fallartemis) Iredale, 1930
- Genus Finlaya Marwick, 1927 † accepted as Marwickia Finlay, 1930 †
- Genus Fossacallista Marwick, 1938 accepted as Notocallista (Fossacallista) Marwick, 1938 †
- Genus Frigichione Fletcher, 1938 † (1)
- Genus Glycydonta Cotton, 1936 † accepted as Timoclea T. Brown, 1827
- Genus Gnidiella Parker, 1949 accepted as Chionopsis Olsson, 1932
- Genus Granithaca Fischer-Piette & Vukadinovic, 1977 accepted as Leukoma Römer, 1857
- Genus Hemitapes Römer, 1864 accepted as Marcia H. Adams & A. Adams, 1857
- Genus Hermione Leach, 1852 accepted as Chamelea Mörch, 1853
- Genus Irona Finlay, 1926 accepted as Irus (Notirus) Finlay, 1928
- Genus Jukesbrownia Cossmann, 1920 accepted as Transennella Dall, 1884
- Genus Katherinella Tegland, 1929 † (1)
- Genus Kereia Marwick, 1927 accepted as Dosinia (Kereia) Marwick, 1927
- Genus Legumen Conrad, 1858 † (3)
- Genus Lepidocardia Dall, 1902 accepted as Callista Poli, 1791
- Genus Levimarcia L. R. Cox, 1927 accepted as Marcia H. Adams & A. Adams, 1857
- Genus Loxo Dailey & Popenoe, 1966 † (1)
- Genus Meridosinia Iredale, 1930 accepted as Dosinia Scopoli, 1777
- Genus Meroena Jukes-Browne, 1908 † (5)
- Genus Metis H. Adams & A. Adams, 1857 accepted as Venerupis Lamarck, 1818
- Genus Murcia Römer, 1857 accepted as Anomalocardia Schumacher, 1817
- Genus Myrsus H. Adams & A. Adams, 1858 accepted as Venerupis Lamarck, 1818
- Genus Naulia Cox, 1952 † (1)
- Genus Nioche Hertlein & A. M. Strong, 1948 accepted as Leukoma Römer, 1857
- Genus Notochione Hertlein & A. M. Strong, 1948 accepted as Leukoma Römer, 1857
- Genus Novathaca Habe, 1951 accepted as Leukoma Römer, 1857
- Genus Omphaloclathrum Mörch, 1853 accepted as Antigona Schumacher, 1817
- Genus Oncophora Rzehak, 1882 † accepted as Rzehakia Korobkov, 1954 †
- Genus Orbiculus Megerle von Mühlfeld, 1811 accepted as Dosinia Scopoli, 1777
- Genus Ortygia T. Brown, 1827 accepted as Chamelea Mörch, 1853
- Genus Paphirus Finlay, 1926 accepted as Venerupis Lamarck, 1818
- Genus Paradione Dall, 1909 † accepted as Pitar (Chionella) Cossmann, 1886 †
- Genus Paragouldia W. Miller, 1985 † accepted as Gouldia (Paragouldia) W. Miller, 1985 †
- Genus Pardosinia Iredale, 1929 accepted as Dosinia Scopoli, 1777
- Genus Parembola Römer, 1857 accepted as Tapes Megerle von Mühlfeld, 1811
- Genus Pasiphae Leach, 1852 accepted as Timoclea T. Brown, 1827
- Genus Pectunculus da Costa, 1778 accepted as Dosinia (Pectunculus) da Costa, 1778
- Genus Petroderma Kuroda, 1945 accepted as Samarangia Dall, 1902
- Genus Phacosoma Jukes-Browne, 1912 accepted as Dosinia (Phacosoma) Jukes-Browne, 1912
- Genus Pitarella K. van W. Palmer, 1927 † accepted as Agriopoma Dall, 1902
- Genus Pitaria Dall, 1902 accepted as Pitar Römer, 1857
- Genus Pitarina Jukes-Browne, 1913 accepted as Pitar (Pitarina) Jukes-Browne, 1913
- Genus Protothaca Dall, 1902 accepted as Leukoma Römer, 1857 (1)
- Genus Psathura Deshayes, 1858 † (1)
- Genus Psephidia Dall, 1902 accepted as Nutricola F. R. Bernard, 1982
- Genus Psephis P. P. Carpenter, 1864 accepted as Nutricola F. R. Bernard, 1982
- Genus Pseudamiantis Kuroda, 1933 † (1)
- Genus Rhabdopitaria K. van W. Palmer, 1927 †
- Genus Rzehakia Korobkov, 1954 † (4)
- Genus Salacia Jukes-Browne, 1914 accepted as Callanaitis Iredale, 1917
- Genus Semelartemis Iredale, 1930 accepted as Dosinia Scopoli, 1777
- Genus Sulcocardia Rovereto, 1898 †
- Genus Textrix Römer, 1857 accepted as Paratapes Stoliczka, 1870
- Genus Thetis C. B. Adams, 1845 accepted as Gouldia C. B. Adams, 1847
- Genus Tinctora Jukes-Browne, 1914 accepted as Transennella Dall, 1884
- Genus Transenella [sic] accepted as Transennella Dall, 1884
- Genus Trigona Megerle von Mühlfeld, 1811 accepted as Gomphina Mörch, 1853
- Genus Trigonocallista Rennie, 1930 † (2)
- Genus Triquetra Blainville, 1829 accepted as Anomalocardia Schumacher, 1817
- Genus Tropithaca Olsson, 1961 accepted as Leukoma Römer, 1857
- Genus Tuangia Marwick, 1927 accepted as Leukoma Römer, 1857
- Genus Urbnisia Goncharova, 1981 † (1)
- Genus Ventricola Römer, 1867 accepted as Venus Linnaeus, 1758
- Genus Venulites Schlotheim, 1813 † accepted as Venus Linnaeus, 1758
- Genus Venusarius Duméril, 1805 accepted as Venus Linnaeus, 1758
- Genus Veremolpa Iredale, 1930 accepted as Timoclea T. Brown, 1827
- Genus Zoreia Brusina, 1907
- Superfamily Cyamioidea G. O. Sars, 1878 (98)
- Superfamily Gaimardioidea Hedley, 1916 accepted as Cyamioidea G. O. Sars, 1878
- Superfamily Galeommatacea accepted as Galeommatoidea J. E. Gray, 1840
- Superfamily Grammysioidea S. A. Miller, 1877 † (90)
- Superfamily Kalenteroidea Marwick, 1953 † (39)
- Superfamily Mactracea accepted as Mactroidea Lamarck, 1809
- Order Anomalodesmacea accepted as Anomalodesmata
- Order Euheterodonta incertae sedis (27)
- Order Pholadomyida represented as Anomalodesmata
- Family Lipanellidae T. M. Sánchez, 2005 † (4)
- Family Rhaetidiidae Dominici & Danise, 2024 † (2)
- Subterclass Heterodonta
- Subterclass Palaeoheterodonta (4 072)
- Superorder Heteroconchia incertae sedis † (1)
- Infraclass Pteriomorphia (6 658)
- Subclass Bivalvia incertae sedis (7)
- Subclass Palaeotaxodonta accepted as Nuculida
- Subclass Paleoheterodonta accepted as Palaeoheterodonta
- Subclass Protobranchia (1 365)
- Infraclass Cryptodonta † (342)
- Class Caudofoveata (143)
- Class Cephalopoda (1 834)
- Class Conchifera accepted as Bivalvia
- Class Cricoconarida † (1)
- Class Gastropoda (102 697)
- Class Lamellibranchiata accepted as Bivalvia
- Class Loricata accepted as Polyplacophora
- Class Mollusca incertae sedis † (372)
- Class Monoplacophora (229)
- Class Pelecypoda accepted as Bivalvia
- Class Polyplacophora (1 377)
- Class Polyplaxiphora accepted as Polyplacophora
- Class Rostroconchia † (64)
- Class Scaphopoda (752)
- Class Solenoconchia accepted as Scaphopoda
- Class Solenogastres (313)
- Subclass Chaetodermomorpha accepted as Caudofoveata